At first he drove slowly and it worked well

At first he drove slowly and it worked well He drove off( )high speedA.in B.on C.at D.of He is happy at first翻译英文 he felt English(bore)at first He drove my family home first and later came back with a mechanic.要标准的.急 at the first time t与he first at the first time t与he first time区别? He acted quickly and drove the bus straight at the thieves.这里为什么用“‘at ’the thieves”而不是‘to’那? 就括号部分提问he drove hie car （at the speed of 100 kilometers an hour）. He drove his car down the street at which I thought was a dangerous speed.which引导的是什么从句? The first time I remember noticing the crossing guard was when he waved to me as I drove my son to s 讲解first和at first的区别.（ ）he was afraid to take the airplane.A.First B.At first C.Firstly D.First time He feel in love with her at first sight. At that speech contest,he won the first p（ ）. he wanted to visit Latin America-----.A.firstB.at first He's the first ____(arrive) at the station He worked as a doctor at first.是什么意思 It was he who first raised his fist at me The man drove as fast ( )he could.